Date et String

Date toConvertToString = new Date();
System.out.println( new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(toConvertToString) );

String toConvertToDate = new String("2012/05/03 17:16:59");
Date date = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").parse(toConvertToDate,new ParsePosition(0));
System.out.println( date );